Willebrord pronunciation
In 1615, Snellius, after the work of Eratosthenes in Ptolemaic Egypt in the 3rd century BC, probably was the first to try to d
How did willebrord snell discover refraction
Who discovered snell's law
- Willebrord snell law of refraction
| How did willebrord snell discover refraction | Daniel bernoulli |
| Who discovered snell's law | Willebrord pronunciation |